Mitutoyo 531 Series [531-122] Mechanical Vernier Caliper with Thumb Clamp 0-6in (0-150mm)

Mitutoyo vernier calipers can measure outside diameters (OD), inside diameters (ID), depth, and steps. The slider only moves when the spring loaded thumb clamp is depressed. A lock screw holds the sliding jaw in position. Hardened stainless steel construction, satin-chromed scales. This caliper has an inch / mm conversion label..